INCI name

ACETYL OCTAPEPTIDE-3

Acetyl octapeptide-3

An acetylated synthetic peptide used as a humectant and skin-conditioning ingredient.

What it is

Acetyl octapeptide-3 is the reaction product of acetic acid and octapeptide-3, a peptide of eight amino acids. CosIng lists it as a humectant and skin-conditioning agent.

Where it is used

Found in serums, eye creams, face creams and products marketed against the signs of ageing.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

The number 3 is an INCI identifier and does not describe the peptide's properties; the label does not show its concentration.

Functions

Humectant
Retaining and/or preserving the moisture in a product during use.
Skin conditioning
Maintaining the skin in good condition.

EU regulation

This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

Products with this ingredient (54)

Check a full ingredient list